How does an abandoned dugwell can be re-filled by the rain water?

(i) Rooftop rain water is collected using a PVC pipe
(ii) Filtered using sand and bricks
(iii) Underground pipe takes water to sumps for immediate usage
(iv) Excess water from the sump is taken to the well.
(v) Water from the well recharges the underground
(vi) Later take water from the well.

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